Mathematics - Vector Question with Solution | TestHub

In a right angle $△\mathrm{ABC},\angle \mathrm{A}=90^{\circ }$ and sides a, b, c are respectively, $5\mathrm{cm},4\mathrm{cm}$ and $3\mathrm{cm}$. If a force $\vec{F}$ has moments 0,9 and 16 in $N$ cm. units respectively about vertices $A,B$ and $C$, then magnitude of $\vec{F}$ is